6706811407 has 2 divisors, whose sum is σ = 6706811408. Its totient is φ = 6706811406.

The previous prime is 6706811341. The next prime is 6706811459. The reversal of 6706811407 is 7041186076.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6706811407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6706811407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6706811107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3353405703 + 3353405704.

It is an arithmetic number, because the mean of its divisors is an integer number (3353405704).

Almost surely, 2^6706811407 is an apocalyptic number.

6706811407 is a deficient number, since it is larger than the sum of its proper divisors (1).

6706811407 is an equidigital number, since it uses as much as digits as its factorization.

6706811407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 6706811407 is about 81895.1244397369. The cubic root of 6706811407 is about 1885.8422648616.

The spelling of 6706811407 in words is "six billion, seven hundred six million, eight hundred eleven thousand, four hundred seven".